1.

With what minimum acceleration can a fireman slides down a rope while breaking strength of the rope is \[\frac{2}{3}\] of his weight                            [CPMT 1979]

A.                         \[\frac{2}{3}g\]                    
B.                         g            
C.                         \[\frac{1}{3}g\]                    
D.                         Zero
Answer» D.                         Zero


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